KR101587455B1 - Method and Server Apparatus for Data Differential Distribution on File Transfer Protocol - Google Patents

Method and Server Apparatus for Data Differential Distribution on File Transfer Protocol Download PDF

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Publication number
KR101587455B1
KR101587455B1 KR1020140172535A KR20140172535A KR101587455B1 KR 101587455 B1 KR101587455 B1 KR 101587455B1 KR 1020140172535 A KR1020140172535 A KR 1020140172535A KR 20140172535 A KR20140172535 A KR 20140172535A KR 101587455 B1 KR101587455 B1 KR 101587455B1
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South Korea
Prior art keywords
data
user account
user
transfer protocol
file transfer
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KR1020140172535A
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Korean (ko)
Inventor
문길영
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주식회사 코드맥스
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00Network architectures or network communication protocols for network security
    • H04L63/08Network architectures or network communication protocols for network security for authentication of entities
    • H04L63/0823Network architectures or network communication protocols for network security for authentication of entities using certificates
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00Network architectures or network communication protocols for network security
    • H04L63/08Network architectures or network communication protocols for network security for authentication of entities
    • H04L63/0876Network architectures or network communication protocols for network security for authentication of entities based on the identity of the terminal or configuration, e.g. MAC address, hardware or software configuration or device fingerprint
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00Network arrangements or protocols for supporting network services or applications
    • H04L67/01Protocols
    • H04L67/06Protocols specially adapted for file transfer, e.g. file transfer protocol [FTP]

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Hardware Design (AREA)
  • Computer Security & Cryptography (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Storage Device Security (AREA)

Abstract

The present invention relates to a data difference method and a server apparatus in a file transfer protocol. A data difference method and a server apparatus in a disclosed file transfer protocol differentially provide data according to an access right through a user account verification in a file transfer protocol, the method comprising the steps of: The method comprising the steps of: verifying a user account provided through the user terminal; authenticating a data access right previously granted to the user account when the user account is suitable; And generating data corresponding to the access right of the user account and providing the generated data to the user terminal. The data difference method in the file transfer protocol and the server apparatus therefor, to provide. According to the present invention, it is possible to more flexibly structure and provide a data space that can be accessed for each user account accessed through a file transfer protocol. Further, various conditions are assigned to various user accounts, And can be realized within the file transfer protocol, thereby enhancing the security of the data and improving the transmission speed.

Description

TECHNICAL FIELD The present invention relates to a method and a server apparatus for data transfer in a file transfer protocol,

The present invention relates to a data difference method and a server apparatus in a file transfer protocol, and more particularly, to a data difference method and a server apparatus in which data security and transmission speed are improved through identification of an access right of a user account in a file transfer protocol environment will be.

The contents described in this section merely provide background information on the embodiment of the present invention and do not constitute the prior art.

WWW (World Wide Web) accessed through the HTTP protocol is advantageous in that it can easily use general characters, photos, music, and video contents. However, it is crucial to send a large amount of files in a batch, Control is cumbersome. It is much more advantageous to use the file transfer protocol (FTP, File Transfer Protocol), which is a dedicated file transfer service, when sending and receiving large amounts of files over the network.

Since the file transfer protocol is a service (or protocol) designed only for sending and receiving files over the Internet, the operation method is very simple and intuitive. As such, it is easy to use. First of all, the biggest advantage of file transfer protocol is that files can be sent and received at a faster speed than WWW method

The file transfer protocol controls the access by setting the user's access privilege to the pre-created data folder. However, when data folders and users are large, it is difficult to grant various rights to each user under this scheme.

Accordingly, the present invention proposes a data difference method and a server apparatus in a file transfer protocol that can satisfy the requirements to overcome the above-mentioned technical constraints.

SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a data difference method and server for accessing a differentiated data folder by obtaining various rights for various user accounts to be accessed, Device.

Another object of the present invention is to propose a data difference method and a server apparatus in a file transfer protocol that can enhance data security and improve overall data transmission speed by changing access rights for each user account.

The problems to be solved by the present invention are not limited to those mentioned above, and another problem to be solved can be clearly understood by those skilled in the art from the following description.

According to an aspect of the present invention, there is provided a data difference method for differentiating data according to an access right through user account verification in a file transfer protocol, the method comprising: The method comprising the steps of: verifying a user account provided through the user terminal; authenticating a data access right previously granted to the user account when the user account is verified; Generating an independent session between the user terminal and the server, and generating data corresponding to the access right of the user account and providing the generated data to the user terminal.

A data server apparatus for differentiating data according to an access right through a user account verification in a file transfer protocol, the data server apparatus comprising: a user account verifier for verifying a user account of a user terminal accessing through a file transfer protocol; And an agent for structuring and providing the data to which the access right is granted for the authenticated user account, in the file transfer protocol. .

As another means for solving the problem of the present invention, there is provided a computer readable recording medium on which a program for executing a data difference method in a file transfer protocol is recorded

According to the data difference method and the server apparatus in the file transfer protocol of the present invention, a data space that can be accessed for each user account can be more flexibly structured and provided.

In addition, it is possible to differentially provide data with a lot of authority by giving various conditions to various users, and it is possible to realize within the file transfer protocol, thereby enhancing security of data and improving transfer speed simultaneously .

The effects obtained in the present invention are not limited to the effects mentioned above, and other effects not mentioned can be clearly understood by those skilled in the art from the following description .

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of the specification, illustrate embodiments of the invention and, together with the description, serve to explain the technical features of the invention.
1 is a schematic block diagram of a shared folder access method in a file transfer protocol according to the prior art.
2 is a diagram illustrating a conventional configuration of a data access method in a file transfer protocol according to an embodiment of the present invention.
3 is a diagram illustrating a configuration of a file transfer protocol server according to an embodiment of the present invention.
FIG. 4 is a diagram illustrating a concept of data difference according to an exemplary embodiment of the present invention. Referring to FIG.
FIG. 5A is a diagram illustrating a screen connected to a server before agent activation according to an embodiment of the present invention. FIG.
5B is a diagram illustrating a screen connected to a server after agent activation according to an embodiment of the present invention.
FIG. 6 is a diagram illustrating different file access rights according to an embodiment of the present invention.
7 is a diagram illustrating a data difference method in a file transfer protocol according to an embodiment of the present invention.

Hereinafter, preferred embodiments according to the present invention will be described in detail with reference to the accompanying drawings. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The following detailed description, together with the accompanying drawings, is intended to illustrate exemplary embodiments of the invention and is not intended to represent the only embodiments in which the invention may be practiced. The following detailed description includes specific details in order to provide a thorough understanding of the present invention. However, those skilled in the art will appreciate that the present invention may be practiced without these specific details.

In some instances, well-known structures and devices may be omitted or may be shown in block diagram form, centering on the core functionality of each structure and device, to avoid obscuring the concepts of the present invention.

Throughout the specification, when an element is referred to as "comprising" or " including ", it is meant that the element does not exclude other elements, do. Also, the terms " part, "" module," and " module ", etc. in the specification mean a unit for processing at least one function or operation and may be implemented by hardware or software or a combination of hardware and software have. Also, the terms " a or ", "one "," the ", and the like are synonyms in the context of describing the invention (particularly in the context of the following claims) May be used in a sense including both singular and plural, unless the context clearly dictates otherwise.

In the following description of the present invention, a detailed description of known functions and configurations incorporated herein will be omitted when it may make the subject matter of the present invention rather unclear. The following terms are defined in consideration of the functions in the embodiments of the present invention, which may vary depending on the intention of the user, the intention or the custom of the operator. Therefore, the definition should be based on the contents throughout this specification.

Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings.

1 is a schematic block diagram of a shared folder access method in a file transfer protocol according to the prior art.

In the general file transfer protocol, access to the shared folder 201 already created in the server 200 is controlled according to the access right of the user account accessed through the one or more user terminals 100 through the file transfer protocol network 110 .

The user terminal 100 is a device that allows a file to be exchanged with a server through the file transfer protocol network 110. The user terminal 100 includes all information communication devices capable of processing information through a file transfer protocol, Such as a tablet PC, a notebook computer, a net book, a multimedia terminal, a wired terminal, a stationary terminal, an IP (Internet Protocol) terminal, a mobile phone, a portable multimedia player (PMP) A smart phone and an information communication device.

A user accessing through the user terminal 100 has a user account for receiving a file transfer protocol service in the server 200 and a user having an A user account is of course transferred to the server 200 through the B user terminal 100 However, in the present specification, it is assumed that a user having the A user account accesses from the A user terminal 100, and the term of the user account is mixed with the user terminal 100 as the case may be.

The shared folder 120 is a folder existing and fixedly created in the file transfer protocol server 200 to which the user terminal 100 accesses via the file transfer protocol network 110. [ This distinguishes it from the floating virtual data space to be described with reference to FIG.

When the user terminal 100 inputs an IP address or an Internet address of the server 200 to be connected, an authorized user account, and a password, the shared folder 201 is output. After that, a folder / file can be selected and downloaded to a desired folder of the user terminal 100 as if using a Windows Explorer. Conversely, the file / folder in the PC of the user terminal 100 may be uploaded to the shared folder 201.

For example, in an organization such as a company, it is necessary to assign the file access authority of the server 200 differently according to the membership, rank, job, etc. of various user accounts. In this case, when the fixed shared folder 201 scheme is used as in the prior art as shown in FIG. 1, there are cases in which it is difficult to flexibly access the various user terminals 100 and a large number of data with different access rights.

According to the present invention, a flexible virtual data space 202 is constructed without providing a fixed shared folder structure 201, and data is provided according to access rights.

2 is a diagram illustrating a conventional configuration of a data access method in a file transfer protocol according to an embodiment of the present invention.

In the method of accessing a shared folder in the file transfer protocol according to the embodiment of the present invention, as in the prior art, the access authority is not set in advance in the shared folder 201 of the server 200, The virtual data space 202 can be structured so that the access authority can be flexibly given every time.

The concept and configuration of the virtual data space 202 will be described in detail below.

3 is a diagram illustrating a configuration of a file transfer protocol server apparatus according to an embodiment of the present invention.

The virtual data space 202 is created only when the agent 230 of the server 200 is driven and is a space in the server 200 that disappears if the agent 230 is not driven. A verification unit 210, an authority authentication unit 220, and a data validity verification unit 240.

The user account verifying unit 210 receives information such as an ID, an ID, a name, a location, and a telephone number of a user account of the user terminal 100 accessing the server 200 through the file transfer protocol network 110 And formally identifies whether the service can be normally provided according to the file transfer protocol.

In the case of a valid user account, the data authenticating unit 220 confirms the data access right of the server 200 assigned to each user through the authorization authenticating unit 220, and confirms which data in the server 200 is to be granted access authority.

The agent 230 is a program that performs a predetermined service according to a predetermined schedule even if the administrator does not issue a command. The agent 230 in the present invention can be driven more than once according to the user terminal 100 and the data, thereby making it possible to perform differential distribution in more various ways.

The data differential distribution in the present invention refers to a data differential distribution in which a virtual data space 202 is created and various data existing in the server 200 are generated or activated or deactivated according to the access right of the user terminal 100, And provides it to the terminal 100. The data difference will be described in more detail in the description of FIG.

The data validation unit 240 verifies the formal validity of data such as errors and bugs in order to improve reliability of data provided to the user terminal 100. An example of how to validate data formally is schema validation, which verifies the format, specification, and status of the file.

FIG. 4 is a diagram illustrating a concept of data difference according to an exemplary embodiment of the present invention. Referring to FIG.

As shown in FIG. 4, the data difference is generated by creating a virtual data space 202 that can be accessed for each of a plurality of user terminals 100 of A to I, and individually granting access rights to the virtual data space 202 . 4 illustrates the case of one agent 230. When a plurality of agents 230 are driven, more complex user terminals 100 and data can be differentiated under various conditions.

The agent 230 in the embodiment of the present invention may be configured such that when the data access right is authenticated in the authorization authentication unit 220 for the user account verified by the user account authentication unit 210, Generates a data access right for the user, and provides the data to the user terminal 100 in a calibrated manner.

FIG. 5A is a diagram illustrating a screen connected to a server before agent activation according to an embodiment of the present invention. FIG.

The d1001000 folder already existing in the remote directory 501 and data having the access rights of f1001000, f1001001, and f1001002 are displayed.

5B is a diagram illustrating a screen connected to a server after agent activation according to an embodiment of the present invention.

The [100] folder and its subfolders ([200], [300], etc.) are displayed in the remote directory 501 differently from before the operation of the agent 230, which corresponds to the virtual data space 202 in FIG. This can correspond to each data space of FIG.

FIG. 6 is a diagram illustrating different file access rights according to an embodiment of the present invention.

FIG. 6 illustrates a file structure shown in a user account of a user terminal 100 having four different access rights. A folder in white indicates activation, and a folder painted in gray indicates an inactive portion.

User 1 can access all folders. User 2 can access other folders except 203, 301, 307, 308, 309, 310, 312, and 314 folders.

The user 3 can access folders other than the folders 200, 300, 301, 302, 305, 309, 311 and 313 and access to the folders 201, 204, 302, 303, 304, 311, 312, 313 and 314 You can access the rest of the folders except for the folder.

A folder whose access is restricted is not visible in the user terminal 100 or is implemented so that data does not exist in the folder even if it is shown.

Hereinafter, a data difference method for differentiating data according to a user account access right through account identification of a user in the file transfer protocol of the present invention will be described with reference to FIG.

7 is a diagram illustrating a data difference method in a file transfer protocol according to an embodiment of the present invention.

When the user terminal 100 accesses the server 200 through the file transfer protocol (S701), the server 200 verifies the suitability of the user account input from the connected user terminal 100 (S702). The user account to be verified is mainly a formal information such as a user's ID, a name, a telephone number, a location, and the like, and includes any type of information that can be used to verify the format of a user account.

If the user account verification fails, the file transfer protocol service step can not proceed until the verification is passed.

If the user account satisfies the predetermined format specified in the server 200, the data access right specified in the user account is authenticated (S704). The authentication of the access authority is to confirm the file access authority of the server 200, which has been given in advance according to the level of membership, rank, job, etc. of the user account.

Apart from step S704, it is preferable that the data provided to the user terminal 100 goes through step S703 of verifying the validity of the data, such as the error, in order to improve the reliability. An example of how to validate data formally is schema validation, which verifies the format, specification, and status of the file.

In step S705, a session independent of the server 200 for normal file transfer is created for the user terminal 100 that has normally passed the user account verification step S702 and the data access right authentication step S704.

Two connections are created between the server 200 providing the file transfer protocol service and the user terminal 100 accessing the file transfer protocol service. One is a connection for sending and receiving signals for controlling the data transfer, (File) transmission. Information such as a user account and a password to be input when connecting to the server 200, a file transfer command and a result are processed in a connection for data control, and a real file transmission / reception operation (uploading / downloading) is processed in a data transfer connection. Since the client program of the user terminal 100 must continuously transmit and receive a plurality of files, it is necessary to connect and maintain a connection state (session) through transmission of a response message to the server 200 continuously.

In the present invention, a data difference distribution is referred to as a data differential distribution in the present invention. In the present invention, the server 200 and the user terminal 100 having a session are processed by providing only data corresponding to the access right of the user account (S706) As described.

The data difference process S706 will be described in more detail. The agent 230 in the server 200 is driven to create a virtual data space 202 in which a user account of the user terminal 100 has access rights Reference). In the virtual data space 202, data corresponding to the access right of the user account is generated or activated in a data folder format and provided to the user terminal 100 (see FIGS. 5 and 6). The user terminal 100 can access the folder of the virtual data space 202 and utilize the data.

Implementations of the various techniques described herein may be implemented in digital electronic circuitry, or in computer hardware, firmware, software, or combinations thereof. Implementations may be implemented in a computer program product, such as an information carrier, e.g., a machine readable storage device, such as a computer readable storage medium, for example, for processing by a data processing apparatus, Apparatus (computer readable medium) or as a computer program tangibly embodied in a propagation signal.

A computer program, such as the agent 230 described above, may be written in any form of programming language, including compiled or interpreted languages, and may be stored as a stand-alone program or in a module, component, subroutine, And may be deployed in any form including as another unit suitable for use. A computer program may be deployed to be processed on one computer or multiple computers at one site or distributed across multiple sites and interconnected by a communications network.

The method steps may be performed by one or more programmable processors executing a computer program to perform functions by operating on input data and generating an output. The method steps may also be performed by special purpose logic circuitry, e.g., a field programmable gate array (FPGA) or an application-specific integrated circuit (ASIC), and the devices may be implemented as such.

Processors suitable for processing a computer program include, by way of example, both general purpose and special purpose microprocessors, and any one or more processors of any kind of digital computer. Generally, a processor will receive instructions and data from a read-only memory or a random access memory or both. The elements of a computer may include at least one processor for executing instructions and one or more memory devices for storing instructions and data. Generally, a computer may include one or more mass storage devices for storing data, such as magnetic, magneto-optical disks, or optical disks, or may receive data from them, transmit data to them, . ≪ / RTI > Information carriers suitable for embodying computer program instructions and data include, for example, semiconductor memory devices, for example, magnetic media such as hard disks, floppy disks and magnetic tape, compact disk read only memory A magneto-optical medium such as a floppy disk, an optical disk such as a DVD (Digital Video Disk), a ROM (Read Only Memory), a RAM , Random Access Memory), a flash memory, an EPROM (Erasable Programmable ROM), an EEPROM (Electrically Erasable Programmable ROM), and the like. The processor and memory may be supplemented or included by special purpose logic circuitry.

While the specification contains a number of specific implementation details, it should be understood that they are not to be construed as limitations on the scope of any invention or claim, but rather on the description of features that may be specific to a particular embodiment of a particular invention Should be understood. Certain features described herein in the context of separate embodiments may be implemented in combination in a single embodiment. Conversely, various features described in the context of a single embodiment may also be implemented in multiple embodiments, either individually or in any suitable subcombination. Further, although the features may operate in a particular combination and may be initially described as so claimed, one or more features from the claimed combination may in some cases be excluded from the combination, Or a variant of a subcombination.

The separation of the various system components of the above-described embodiments should not be understood as requiring such separation in all embodiments, and the program components and systems described can generally be integrated together into a single software product or packaged into multiple software products Points should be understood.

It should be noted that the embodiments of the present invention disclosed in the present specification and drawings are only illustrative of specific examples for the purpose of understanding and are not intended to limit the scope of the present invention. It will be apparent to those skilled in the art that other modifications based on the technical idea of the present invention are possible in addition to the embodiments disclosed herein.

According to the data difference method and the server apparatus in the file transfer protocol of the present invention, a data space that can be accessed for each user account can be structured more flexibly to differentially provide data with a lot of authority, It is possible to increase the security of the data and to improve the transmission speed. Therefore, it is not only the use of the related technology but also the possibility of selling or operating the applicable device, This is an invention that is industrially applicable because it can be practically done.

100: user terminal 200: server
201: shared folder 202: virtual data space
210: User Account Verification Unit 220:
230: agent 240: data validation unit

Claims (9)

A data difference method for differentiating data according to an access right through user account verification in a file transfer protocol,
Connecting a user terminal to a server through a file transfer protocol;
Verifying a user account accessed through the user terminal;
Authenticating the data access right previously granted to the user account when the user account is verified;
Generating an independent session between the user terminal and the server when the data access right is authenticated; And
Generating data corresponding to the access right of the user account and providing the generated data to the user terminal;
, ≪ / RTI &
Wherein the step of generating data corresponding to the access right of the user account and providing the generated data to the user terminal comprises:
Creating a virtual data space, and creating or activating a file folder having only data corresponding to the access right of the user account, and providing the file folder to the user terminal.
The method according to claim 1,
Further comprising verifying the formal validity of data provided to the user terminal.
The method according to claim 1,
Wherein the verifying the user account provided through the user terminal comprises:
And verifying and verifying one or more pieces of information of a user's ID, name, phone number, and location provided through the user terminal.
delete A data server apparatus that differentially provides data according to an access right through user account verification in a file transfer protocol,
A user account verifier for verifying a user account of a user terminal through a file transfer protocol;
A rights authentication unit for authenticating a data access right previously granted for each user account; And
An agent for structuring and providing data to which the access right is granted for the authenticated user account;
, ≪ / RTI &
The agent,
And creates a virtual data space, and creates a file folder having only the data to which the access right of the user account is granted, and provides the file folder to the user terminal when the user account and the access right are verified. Data server device.
delete 6. The method of claim 5,
The user-
And verifying and verifying one or more pieces of information of a user's ID, name, phone number, and location provided through the user terminal.
6. The method of claim 5,
Further comprising a data validity verifying unit for verifying formal validity of data provided to the user terminal.
A computer-readable recording medium recording a program for executing a data difference method in the file transfer protocol according to claim 1.
KR1020140172535A 2014-12-03 2014-12-03 Method and Server Apparatus for Data Differential Distribution on File Transfer Protocol KR101587455B1 (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102269885B1 (en) * 2020-11-23 2021-06-28 주식회사 넷앤드 An access control system of making up customized server work environment for each user

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102269885B1 (en) * 2020-11-23 2021-06-28 주식회사 넷앤드 An access control system of making up customized server work environment for each user

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